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Get United's best fares today on flights from Calgary to Saint Louis

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Low fare calendar for flights from Calgary (YYC) to Saint Louis (STL)

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Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

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Weather in Saint Louis

Sunday light rain
47°F 11/17/19
Monday few clouds
49°F 11/18/19
Tuesday few clouds
53°F 11/19/19
Wednesday moderate rain
57°F 11/20/19
Thursday heavy intensity rain
66°F 11/21/19
Friday light rain
42°F 11/22/19
Saturday broken clouds
40°F 11/23/19
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